42837280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15749}}^1$

素因数の和:15781

約数の個数: 48

約数和(自身を含む): 107163000

約数和(自身を除く): 64325720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 15749, 31498, 62996, 78745, 125992, 157490, 251984, 267733, 314980, 503968, 535466, 629960, 1070932, 1259920, 1338665, 2141864, 2519840, 2677330, 4283728, 5354660, 8567456, 10709320, 21418640, 42837280]

約数ペア:

[(1, 42837280), (2, 21418640), (4, 10709320), (5, 8567456), (8, 5354660), (10, 4283728), (16, 2677330), (17, 2519840), (20, 2141864), (32, 1338665), (34, 1259920), (40, 1070932), (68, 629960), (80, 535466), (85, 503968), (136, 314980), (160, 267733), (170, 251984), (272, 157490), (340, 125992), (544, 78745), (680, 62996), (1360, 31498), (2720, 15749)]